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v. Simple past tense and past participle of falter.

"Delphine broke into an ecstatic smile, as if she had just seen God, but her expression faltered when Serge looked right through us, and when he passed our table without a glance, Delphine’s eyes took on a sheen of such naked despair that I found myself thinking irritably that, in love or no, she really was overdoing it."

faltered    faltering    falters   

walk    pause    mouth    verbalise    speak   

hesitate    hesitation   

tremble    totter    hesitation    trembling    feebleness   

Gibraltar    Psalter    Walter    altar    alter   

awkwardto    beseeching    toddling    cities'    ismore