wane

v. decrecer, decaer, disminuirse; languidecer, marchitarse, palidecer

s. cuarto menguante; disminución

v.- decrecer | menguar | desvanecer | disminuir | languidecer

menguar

subir y bajar, sufrir altibajos, crecer y decrecer

Ex: The population waxed again slightly, then waned again, until it finally stabilized around its present 55,000.
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*on the wane = en disminución

(v.) = disminuir, menguar
Ex: The population waxed again slightly, then waned again, until it finally stabilized around its present 55,000.
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* attention + wane = atención + disminuir
* on the wane = en disminución, a la baja, disminuyendo