greatest+difficulty
131extremity — n. 1. End, termination, verge, edge, border, extreme. 2. Utmost point, highest degree. 3. Utmost distress, greatest difficulty …
132the — 1 before vowels,; strong /Di:/ definite article, determiner 1 used to refer to a particular thing or person when everyone knows which thing or person you are talking about, or because only one such person or thing exists: I ve got two cats now;… …
