Stain

chorretón

(discoloured spot or area)

chorreón

(discoloured spot or area)

churretón

(discoloured spot or area)

colorante

(substance used to soak into a surface and colour it)

contraste

(reagent or dye used to stain microscope specimens so as to make some structures visible)

lamparón

(discoloured spot or area)

mancha

(discoloured spot or area)

mancilla

(blemish on one's character or reputation)

mácula

(discoloured spot or area)

rodal

(discoloured spot or area)

tacha

(blemish on one's character or reputation)

colorear

(to treat a microscope specimen with a dye)

entintar

(to coat a surface with a stain)

manchar

(to discolour something)

mancillar

(to taint or tarnish someone's character or reputation)

percudir

(to discolour something)