shoal
Word family adverbshoalwisenounshoalingshoalnessshoaladjectiveshoaly
shoal /ʃəʊl $ ʃoʊl/ noun [countableC] 1 HBPGROUP OF PEOPLEa large group of fish swimming together 鱼群 SYN school► see thesaurus at group Origin shoal 1. Old English scolu “large group”
2. (1300-1400) shoal “not deep” ((11-20 centuries)), from Old English sceald