KEY: Inspire.
SYN: Animate, inspirit, inflame, imbue, impel, encourage, inhale, enliven, cheer, breathe in, infuse, exhilarate.
ANT: Depress, dispirit, discourage, deter.
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KEY: Inspissation.
SYN: Thickening, turbidity, incrassation, densification.
ANT: Helming, straining, percolation, precipitation, clarification, tenuity.
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KEY: Instability.
SYN: Mutability, wavering, fickleness, inconstancy.