infantry lucrative ninja nostalgia pawn

infantry

soldiers who fight on foot.

lucrative

lu·cra·tive /ˈluːkrətɪv/ adjective

a job or activity that is lucrative lets you earn a lot of money SYN profitable

• lucrative business/market/contract etc
  • He inherited a lucrative business from his father.

ninja

nin·ja /ˈnɪndʒə/ noun [countable]

in the past, a Japanese fighter with special skills

nostalgia

nos·tal·gia /nɒˈstældʒə $ nɑː-/ noun [uncountable]

a feeling that a time in the past was good, or the activity of remembering a good time in the past and wishing that things had not changed

• nostalgia for

  • nostalgia for the good old days

• He looked back on his university days with a certain amount of nostalgia.

• a wave of nostalgia for how great life was in the 1960s

pawn

pawn1 /pɔːn $ pɒːn/ noun [countable]

1. one of the eight smallest and least valuable pieces which each player has in the game of chess

2. Some one who is used by a more powerful person or group and has no control of the situation

   • pawn in
     • They become pawns in the political battle.

Reference

• Longman Dictionary of Contemporary English