Synonyms For "Concave" :

1 syllable:

dished

2 syllables:

cuplike, pouchlike, recessed, saclike

3 syllables:

biconcave, bursiform, cotyloid, cupular, cupulate, intrusive

4 syllables:

cotyloidal, patelliform, planoconcave, umbilicate

5 syllables:

acetabular