Similar words: fall for, call for, call forth, personal, national, seasonal, personally, rational. Meaning: adv. on hands and knees.
(31) Let our bench-type body was to lie on all fours on the mat.
(32) It's not easy to make a simile go on all fours.
More similar words: fall for, call for, call forth, personal, national, seasonal, personally, rational, regional, impersonal, emotional, functional, personality, occasional, commonality, irrational, educational, additional, vibrational, nonalcoholic, nationality, provisional, nationalist, nationalism, occasionally, rationalize, traditional, promotional, exceptional, conditional.