collator

As nouns the difference between collator and rollator

is that collator is a person who collates while rollator is a walking frame equipped with wheels, especially one designed for disabled or elderly.

As nouns the difference between colletor and collator

is that colletor is (botany) a multicellular trichome of a leaf or bud scale that produces a sticky secretion in other words, a group or tuft of mucilaginous secretory hairs, usually found near the base of the leaf lamina and on the calyx while collator is a person who collates.

As nouns the difference between collater and collator

is that collater is while collator is a person who collates.