Thus, under a plausible and specious humility, circumscribing the bounds of human reason, neglecting its powers, and leaving it wholly devoid of that sustentation which would lead to its expansion and culture.
Source: wiktionary
Ranked by relevance and common usage.
Keep "sustentation" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
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Choose a synonym only if it keeps the core idea of "sustentation" intact in the sentence you are editing.
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2 total sentences available.
Thus, under a plausible and specious humility, circumscribing the bounds of human reason, neglecting its powers, and leaving it wholly devoid of that sustentation which would lead to its expansion and culture.
Source: wiktionary
It cannot be denied it [the chameleon] is (if not the moſt of any) a very abſtemious animall, and ſuch as by reaſon of its frigidity, paucity of bloud, and latitancy in the winter (about which time the obſervations are often made) will long ſubſist without a viſible ſuſtentation.
Source: wiktionary
Closest matches include aid, backing, bread, care, carriage.
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