lex, leag, leg:

law

Latin, lex: law

legal =  (adjective): based on law

lect, leg, lig:

choose, gather, select, read

Latin, legere: to choose

collect =  (verb): to gather, to bring together

loc:

place, area

Latin, locare: to place

location =  (noun): a place, a position occupied

log:

say, speech, word, reason, study

Greek, logos: speech, word, reason

logic =  (noun): the study of reason, reasoning

luc, lum, lust:

light

Latin, lucare: shine

Latin, lumen: light

Latin, lustrare: light-up

translucent =  (adjective): permitting some light to come through

man:

hand, make, do

Latin, manus: hand

manage =  (verb): to handle with skill, to be able to do

mem:

recall, remember

Latin, memor: mindful

memory =  (noun): the ability to recall or to bring to mind

ment:

mind

Latin, mens: mind

mental =  (adjective): related to the mind

min:

little, small

Latin, minuere: to lessen

minor =  (adjective): less important, lesser

send

Latin, mittere: put, send

admit =  (verb): to accept, to allow entry

mob, mov, mot:

move

Latin, movere: move

motion =  (noun): act of moving, action