lentiform vs convexo-convex

lentiform and convexo-convex both are adjectives.

Word	Noun	Adjective	Verb	Adverb
lentiform	No	Yes	No	No
convexo-convex	No	Yes	No	No

As adjectives, lentiform and convexo-convex are synonyms defined as:

lentiform and convexo-convex: convex on both sides; shaped like a lentil

Other synonyms of lentiform include biconvex, lenticular.

lentiform (adjective)	convexo-convex (adjective)
convex on both sides; shaped like a lentil	convex on both sides; shaped like a lentil