Use "greyer" in a sentence

1. Synonyms for Ashier include paler, pallider, wanner, pastier, whiter, livider, grayer, greyer, doughier and mealier

2. We spent long hours in stationary trains in railway-sidings, in grey towns under greyer skies.

3. These migrants can be recognised by the greyer tone of the upper parts of their bodies and duller orange breast.