Below are possible answers for the crossword clue Requiring much thought.
4 letter answer(s) to requiring much thought
DEEP
(of darkness) very intense; "thick night"; "thick darkness"; "a face in deep shadow"; "deep night"
a long steep-sided depression in the ocean floor
difficult to penetrate; incomprehensible to one of ordinary understanding or knowledge; "the professor's lectures were so abstruse that students tended to avoid them"; "a deep metaphysical theory"; "some recondite problem in historiography"
exhibiting great cunning usually with secrecy; "deep political machinations"; "a deep plot"
extending relatively far inward; "a deep border"
extreme; "in deep trouble"; "deep happiness"
having great spatial extension or penetration downward or inward from an outer surface or backward or laterally or outward from a center; sometimes used in combination; "a deep well"; "a deep dive"; "deep water"; "a deep casserole"; "a deep gash"; "deep massage"; "deep pressure receptors in muscles"; "deep shelves"; "a deep closet"; "surrounded by a deep yard"; "
Other crossword clues with similar answers to 'Requiring much thought'