(Ä­nâ²stÄ­ngktâ²) n. 1. An inborn pattern of behavior that is characteristic of a species and is often a response to specific environmental stimuli: the spawning instinct in salmon; altruistic instincts in social animals. 2. A powerful motivation or impulse.
Dayla /day-la/ [2 sylls.] as a girls' name is of Old English origin, and the meaning of Dayla is valley.
Leilah /lei-l-ah/ [2 sylls.] as a name for girls. Leilah's root is Arabic, and Leilah means night beauty. Leilah is a version of Leila (Arabic).Compare last name Lella.eilah is a rare surname too for both adults and children. (2000 U.S. Census). Presented below is the birth name popularity of Leilah for girls. Leilah entered the list in 2010 and reached its highest rank of #1000 in the U.S. then, but is not found in the list at the moment.