involucrum

noun 0.790

involute

noun 0.646

envelopment

noun 0.575

volute

noun 0.572

encircling

noun 0.555

enclosure

noun 0.547

involution

noun 0.545

enclosing

noun 0.537

corolla

noun 0.522

perianth

noun 0.521

annulus

noun 0.521

volva

noun 0.519

integument

noun 0.514

inflorescence

noun 0.512

enwrapping

noun 0.510

peridium

noun 0.503

envelope

noun 0.502

encasing

noun 0.501

enfolding

noun 0.501

complexus

noun 0.500