cover the surface of (something) with a coating

their fingernails were overlaid with silver or gold

(of a quality or feeling) become more prominent than (a previous quality or feeling)

his openness had been overlaid by his new self-confidence

something laid as a covering over something else

a durable, cost-effective floor overlay

the process of transferring a block of program code or other data into internal memory, replacing what is already stored

lie on top of

soft clays overlie the basalt

the national situation was overlain by sharp regional differences