Similar words
dorso
dorso specifically means the back or reverse side of an object, like the back of a hand or a page; espalda is the anatomical back of a person.
Similar in other languages
German
Lehne
Close — a backrest supports your back.
Portuguese
espinha
Close — a back relates to a spine.
Practice
1 What does espalda mean?
back
2 Fill the gap: Me duele la ___.
Full sentence: Me duele la espalda. (My back hurts.)
3 Which fingerprint chart matches espalda?
espalda: neutral register, core frequency, general domain, neutral connotation.