But over longer periods of time farming societies were far more likely to suffer [______], existentially threatening famines than foragers.
동의어 · extreme, intense, serious파생어 · severely(심하게, 극심하게)
★ 주제문 — S4·S5·S6·S7이(가) 이 문장을 떠받칩니다 — S1을(를) 맥락(으)로 뒷받침