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12-Letter Words Starting IS & Ending S

There are 11 12 letter words, 1 12 letter phrase and 0 12 letter abbr's starting with 'IS' and ending with 'S'.

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Expand?WordSave?LengthUsagePointsType
isomorphisms12
21 nounn
noun

• (biology) similarity or identity of form or shape or structure

isochronisms12
19 nounn
Valid word for Scrabble US
isobutylenes12
17 nounn
noun

• used also in making gasoline components

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Tip: Scrabble EU allows far more words than US! Also change the max length to see more words.

All 12 Letter Words

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