Hap and Offshoot

hap

An accidental happening.
- usage: "he recorded all the little haps and mishaps of his life"

Come to pass.
- usage: "What is happening"; "The meeting took place off without an incidence"; "Nothing occurred that seemed important"
- synonyms: happen, go on, pass off, occur, pass, fall out, come about, take place

(v.t.) To clothe; to wrap.
(v.i.) To happen; to befall; to chance.
(n.) That which happens or comes suddenly or unexpectedly; also, the manner of occurrence or taking place; chance; fortune; accident; casual event; fate; luck; lot.
(n.) A cloak or plaid.

Webster's Revised Unabridged Dictionary

(Military) HAP stands for humanitarian assistance program

Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.

offshoot

(n.) That which shoots off or separates from a main stem, channel, family, race, etc.; as, the offshoots of a tree.

Webster's Revised Unabridged Dictionary