Words and Phrases to Drill alliance campaign conquest crucial decisive declaration desperate efficient engage equip heroic instruct invasion launch limp limplimp (v.) minus occupation offensive raw reckon render resistance siege stroke (n.) toll underestimate weaken at the cost of be faced with be / get bogged down bide one’s time bring to a halt catch sb. off guard drag on engage // be engaged in (doing) sth. in the case of press on / ahead reckon with stand / get / be in the way take a gamble take its / a toll thanks to turn the tide (against)