1) Achromatic 2) Becoming white 3) Turning white 4) White 5) Whitish 1) Achromatic 2) White 
becoming white; whiteness
• (a.) Becoming white or whitish; moderately white.
Al·bes'cent adjective [ Latin albescens , present participle of albescere to grow white, from albus white.] Becoming white or whitish; moderately white. 
[adj] - becoming or shading into white
albescent Growing or becoming white; shading or passing into white.
adjective becoming or shading into white
becoming white; whitish.