1) Employed for good 2) How professors want to be 3) Irremovable 4) Like a secure professor 5) Like experienced teachers 6) Like many professors 7) Like some academic positions 8) Like some positions 9) Like some professors 10) Not easily let go 11) Secure at work 1) Irremovable 
[adj] - appointed for life and not subject to dismissal except for a grave crime
adjective appointed for life and not subject to dismissal except for a grave crime; `an irremovable officer`; `a tenured professor`