Flats and Spread out

Flats noun - Footwear (shoes or slippers) with no heel (or a very low heel).

Spread out and flats are semantically related. in level topic. In some cases you can use "Spread out" instead an adjective "Flats".

Spread out verb - To arrange the parts of (something) over a wider area.

Flats and spread out are semantically related. Sometimes you can replace term "Flats" with "Spread out", this verbs are similar.