| inure | (verb) cause to accept or become hardened to; habituate | Synonyms: harden, indurate |
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| manure | (noun) any animal or plant material used to fertilize land especially animal excreta usually with litter material | - |
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| (verb) spread manure, as for fertilization | Synonyms: muck |
| tenure | (noun) the right to hold property; part of an ancient hierarchical system of holding lands | Synonyms: land tenure |
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| (noun) the term during which some position is held | Synonyms: incumbency, term of office |
| (verb) give life-time employment to | - |