-aceous

 
Syllabification:

suffix

  • 1 Botany forming adjectives from nouns ending in -aceae (such as ericaceous from: Ericaceae)
  • 2chiefly Biology & Geology forming adjectives describing similarity, especially in shape, texture, or color: arenaceous foliaceous olivaceous

Origin:

from Latin -aceus, adjectival ending meaning 'of the nature of'