| avail | (noun) a means of serving | Synonyms: help, service |
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| availability | (noun) the quality of being at hand when needed | Synonyms: accessibility, availableness, handiness |
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| availableness | (noun) the quality of being at hand when needed | Synonyms: accessibility, availability, handiness |
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| travail | (noun) use of physical or mental energy; hard work | Synonyms: effort, elbow grease, exertion, sweat |
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| (noun) concluding state of pregnancy; from the onset of contractions to the birth of a child | Synonyms: childbed, confinement, labor, labour, lying-in, parturiency |
| unavailability | (noun) the quality of not being available when needed | - |
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