1) Acronym pt 2) Alive, competitively 3) Any letter in nato 4) Any part of EAP 5) Any part of JFK 6) Any part of NBC 7) Any part of USA 8) Beginning ltr 9) Brief monogram 10) Competing 11) Competitive 12) Contending 13) Down but not out 14) Embroidered ltr 15) First ltr 16) Frequent logo pt 17) GHWB or LBJ 
In Unix-based computer operating systems, init (short for initialization) is the first process started during booting of the computer system. Init is a daemon process that continues running until the system is shut down. It is the direct or indirect ancestor of all other processes and automatically adopts all orphaned processes. Init is started by...
InitialisationInitialiseInitialization + Initialize
isn't it
Process control initialization, see Section 4.1.5.1, Section 4.2.4 and Section 4.2.5.
Initial
Archaic. A Macintosh System Extension.