Portuguese silfo, sílfide
Catalan silf, sílfide
English elf, pixie, pixy, thousand, extremely low frequency, bluefish, 11, eleven, brownie, goblin, fairy, fay, gremlin, hob, imp
Portuguese elfo, silfo, onze, sílfide
Catalan elf, follet, gnom, onze
Spanish gremlin, once, elfo