• girlas,
• gouls,
• jillis,
• girlly,
• ciels,
• gilrs,
• girlis,
• giirls,
• fillls,
• golle,
• ksills,
• girlsl,
• tials,
• galss,
• cills,
• grils,
• girtls,
• gorls,
• gools,
• scills

• fills,
• Kilos,
• gillock,
• calls,
• tills,
• bills,
• Gilles,
• kills,
• gill,
• Gillis,
• gilds,
• grills,
• Gels,
• gilkey,
• mills,
• Gillies,
• Giles,
• Wills.

The adjective form of the word "gills" is "gill-bearing".

The plural of the "gills" can be the "gills".

The singular of the "gills" can be the "gills".

The singular of the "gills" can be the "gill".