requiem(n) A mass or service for the repose of departed souls; music, poetry or other composition for the deadunrequited(adj) Not reciprocal; not given in payment or returned in kindabstruse(adj) difficult to understand; complexextrude(v) To push or thrust out a liquid or malleable substance that retains or solidifies into a predetermined shapeobtrude(v) 1. To force one's ideas or oneself insistently upon others
2. To thrust or push out; to protrude noticeably, often in an undesirable way