| noun | concluding state of pregnancy; from the onset of contractions to the birth of a child “she was in labor for six hours” |
| noun | use of physical or mental energy; hard work “he got an A for effort” |
| verb | work hard “She was digging away at her math homework” |
| parturient | adjective | giving birth |
| labor | verb | undergo the efforts of childbirth |
| labour | verb | undergo the efforts of childbirth |
| exert | verb | make a great effort at a mental or physical task |
| travail | verb | work hard |
| labor | noun | productive work (especially physical work done for wages) |
| laborer | noun | someone who works with their hands; someone engaged in manual labor |
| labour | noun | productive work (especially physical work done for wages) |
| labourer | noun | someone who works with their hands; someone engaged in manual labor |
| toiler | noun | one who works strenuously |
| toil | noun | productive work (especially physical work done for wages) |
| travail | noun | use of physical or mental energy; hard work |
| grind | noun | an insignificant student who is ridiculed as being affected or boringly studious |
| drudge | noun | a laborer who is obliged to do menial work |
| drudgery | noun | hard monotonous routine work |