bca'ld /bkà'ld / n^ (a part of complex words related to sleep) n-u'u bca'ld be sleepy , xte' bca'ld illness caused by injury to one's nagual (cf: rni lo bca'ld /rrníí lòò bkà'ld/ dream, n-u'u bca'ld /ù'ú bkà'ld/ be sleepy. )