1
labor
2
labor day
3
labor unions
4
labor-intensive
5
labor-saving
6
laborant
7
laboratorial
8
laboratories
9
laboratory
10
labored
11
laboredly
12
laborer
13
laborers
14
laboring
15
laborious
16
laboriously
17
laboriousness
18
laborite
19
laborous
20
labors
