woolly

adjectives

having a fluffy character or appearance
confused and vague; used especially of thinking
"muddleheaded ideas"; "your addled little brain"; "woolly thinking"; "woolly-headed ideas"
covered with dense often matted or curly hairs
"woolly lambs"
is derived from
covered with dense cottony hairs or hairlike filaments
"the woolly aphid has a lanate coat resembling cotton"