Group 1 analyse, verb consider in detail and subject to an analysis in order to discover essential features or meaning break down into components or essential features make a mathematical, chemical, or grammatical analysis of

labour, verb
work hard
strive and make an effort to reach a goal
undergo the efforts of childbirth

labour, noun
a social class comprising those who do manual labor or work for wages
concluding state of pregnancy; from the onset of contractions to the birth of a child
a political party formed in Great Britain in 1900; characterized by the promotion of labor's interests and formerly the socialization of key industries
productive work (especially physical work done for wages)

legal, adj
established by or founded upon law or official or accepted rules
of or relating to jurisprudence
legal loophole
having legal efficacy or force
a sound title to the property
relating to or characteristic of the profession of law
the legal profession
allowed by official rules
a legal pass receiver