Word: gravest
Part of speech: Adjective
Syllables: grav
est
Definition: Alternative form of grave; causing fear or anxiety by threatening great harm
Morphemes:
Affix: grave
Language: en
PoS: Adjective
Meaning: Serious, in a negative sense; important, formidable.
Affix: -est
Language: en
PoS: Suffix
Meaning: Used to form the superlative of adjectives and adverbs.