swings wsings siwngs iswngs wisngs iwsngs swnigs wsnigs snwigs nswigs wnsigs nwsigs sinwgs isnwgs sniwgs nsiwgs inswgs niswgs winsgs iwnsgs wnisgs nwisgs inwsgs niwsgs swigns wsigns siwgns iswgns wisgns iwsgns swgins wsgins sgwins gswins wgsins gwsins sigwns isgwns sgiwns gsiwns igswns giswns wigsns iwgsns wgisns gwisns igwsns giwsns swngis wsngis snwgis nswgis wnsgis nwsgis swgnis wsgnis sgwnis gswnis wgsnis gwsnis sngwis nsgwis sgnwis gsnwis ngswis gnswis wngsis nwgsis wgnsis gwnsis ngwsis gnwsis singws isngws snigws nsigws insgws nisgws signws isgnws sginws gsinws igsnws gisnws sngiws nsgiws sgniws gsniws ngsiws gnsiws ingsws nigsws ignsws ginsws ngisws gnisws wingss iwngss wnigss nwigss inwgss niwgss wignss iwgnss wginss gwinss igwnss giwnss wngiss nwgiss wgniss gwniss ngwiss gnwiss ingwss nigwss ignwss ginwss ngiwss gniwss swinsg wsinsg siwnsg iswnsg wisnsg iwsnsg swnisg wsnisg snwisg nswisg wnsisg nwsisg sinwsg isnwsg sniwsg nsiwsg inswsg niswsg winssg iwnssg wnissg nwissg inwssg niwssg swisng wsisng siwsng iswsng wissng iwssng swsing wssing sswing sswing wssing swsing siswng isswng ssiwng ssiwng isswng siswng wissng iwssng wsisng swisng iswsng siwsng swnsig wsnsig snwsig nswsig wnssig nwssig swsnig wssnig sswnig sswnig wssnig swsnig snswig nsswig ssnwig ssnwig nsswig snswig wnssig nwssig wsnsig swnsig nswsig snwsig sinswg isnswg sniswg nsiswg insswg nisswg sisnwg issnwg ssinwg ssinwg issnwg sisnwg snsiwg nssiwg ssniwg ssniwg nssiwg snsiwg insswg nisswg isnswg sinswg nsiswg sniswg winssg iwnssg wnissg nwissg inwssg niwssg wisnsg iwsnsg wsinsg swinsg iswnsg siwnsg wnsisg nwsisg wsnisg swnisg nswisg snwisg inswsg niswsg isnwsg sinwsg nsiwsg sniwsg swigsn wsigsn siwgsn iswgsn wisgsn iwsgsn swgisn wsgisn sgwisn gswisn wgsisn gwsisn sigwsn isgwsn sgiwsn gsiwsn igswsn giswsn wigssn iwgssn wgissn gwissn igwssn giwssn swisgn wsisgn siwsgn iswsgn wissgn iwssgn swsign wssign sswign sswign wssign swsign siswgn isswgn ssiwgn ssiwgn isswgn siswgn wissgn iwssgn wsisgn swisgn iswsgn siwsgn swgsin wsgsin sgwsin gswsin wgssin gwssin swsgin wssgin sswgin sswgin wssgin swsgin sgswin gsswin ssgwin ssgwin gsswin sgswin wgssin gwssin wsgsin swgsin gswsin sgwsin sigswn isgswn sgiswn gsiswn igsswn gisswn sisgwn issgwn ssigwn ssigwn issgwn sisgwn sgsiwn gssiwn ssgiwn ssgiwn gssiwn sgsiwn igsswn gisswn isgswn sigswn gsiswn sgiswn wigssn iwgssn wgissn gwissn igwssn giwssn wisgsn iwsgsn wsigsn swigsn iswgsn siwgsn wgsisn gwsisn wsgisn swgisn gswisn sgwisn igswsn giswsn isgwsn sigwsn gsiwsn sgiwsn swngsi wsngsi snwgsi nswgsi wnsgsi nwsgsi swgnsi wsgnsi sgwnsi gswnsi wgsnsi gwsnsi sngwsi nsgwsi sgnwsi gsnwsi ngswsi gnswsi wngssi nwgssi wgnssi gwnssi ngwssi gnwssi swnsgi wsnsgi snwsgi nswsgi wnssgi nwssgi swsngi wssngi sswngi sswngi wssngi swsngi snswgi nsswgi ssnwgi ssnwgi nsswgi snswgi wnssgi nwssgi wsnsgi swnsgi nswsgi snwsgi swgsni wsgsni sgwsni gswsni wgssni gwssni swsgni wssgni sswgni sswgni wssgni swsgni sgswni gsswni ssgwni ssgwni gsswni sgswni wgssni gwssni wsgsni swgsni gswsni sgwsni sngswi nsgswi sgnswi gsnswi ngsswi gnsswi snsgwi nssgwi ssngwi ssngwi nssgwi snsgwi sgsnwi gssnwi ssgnwi ssgnwi gssnwi sgsnwi ngsswi gnsswi nsgswi sngswi gsnswi sgnswi wngssi nwgssi wgnssi gwnssi ngwssi gnwssi wnsgsi nwsgsi wsngsi swngsi nswgsi snwgsi wgsnsi gwsnsi wsgnsi swgnsi gswnsi sgwnsi ngswsi gnswsi nsgwsi sngwsi gsnwsi sgnwsi singsw isngsw snigsw nsigsw insgsw nisgsw signsw isgnsw sginsw gsinsw igsnsw gisnsw sngisw nsgisw sgnisw gsnisw ngsisw gnsisw ingssw nigssw ignssw ginssw ngissw gnissw sinsgw isnsgw snisgw nsisgw inssgw nissgw sisngw issngw ssingw ssingw issngw sisngw snsigw nssigw ssnigw ssnigw nssigw snsigw inssgw nissgw isnsgw sinsgw nsisgw snisgw sigsnw isgsnw sgisnw gsisnw igssnw gissnw sisgnw issgnw ssignw ssignw issgnw sisgnw sgsinw gssinw ssginw ssginw gssinw sgsinw igssnw gissnw isgsnw sigsnw gsisnw sgisnw sngsiw nsgsiw sgnsiw gsnsiw ngssiw gnssiw snsgiw nssgiw ssngiw ssngiw nssgiw snsgiw sgsniw gssniw ssgniw ssgniw gssniw sgsniw ngssiw gnssiw nsgsiw sngsiw gsnsiw sgnsiw ingssw nigssw ignssw ginssw ngissw gnissw insgsw nisgsw isngsw singsw nsigsw snigsw igsnsw gisnsw isgnsw signsw gsinsw sginsw ngsisw gnsisw nsgisw sngisw gsnisw sgnisw wingss iwngss wnigss nwigss inwgss niwgss wignss iwgnss wginss gwinss igwnss giwnss wngiss nwgiss wgniss gwniss ngwiss gnwiss ingwss nigwss ignwss ginwss ngiwss gniwss winsgs iwnsgs wnisgs nwisgs inwsgs niwsgs wisngs iwsngs wsings swings iswngs siwngs wnsigs nwsigs wsnigs swnigs nswigs snwigs inswgs niswgs isnwgs sinwgs nsiwgs sniwgs wigsns iwgsns wgisns gwisns igwsns giwsns wisgns iwsgns wsigns swigns iswgns siwgns wgsins gwsins wsgins swgins gswins sgwins igswns giswns isgwns sigwns gsiwns sgiwns wngsis nwgsis wgnsis gwnsis ngwsis gnwsis wnsgis nwsgis wsngis swngis nswgis snwgis wgsnis gwsnis wsgnis swgnis gswnis sgwnis ngswis gnswis nsgwis sngwis gsnwis sgnwis ingsws nigsws ignsws ginsws ngisws gnisws insgws nisgws isngws singws nsigws snigws igsnws gisnws isgnws signws gsinws sginws ngsiws gnsiws nsgiws sngiws gsniws sgniws
Note: these 'words' (valid or invalid) are all the permutations of the word swings. These words are obtained by scrambling the letters in swings.