Similar words
hebra
hebra is more about a single strand or fiber; hilo is the general word for "thread" or yarn.
Similar in other languages
Portuguese
fiapo
fiapo is the Portuguese word for the same thing — both mean "thread."
Practice
1 What does hilo mean?
thread
2 Fill the gap: Pasa el ___ por la aguja.
Full sentence: Pasa el hilo por la aguja. (Pass the thread through the needle.)
3 Which fingerprint chart matches hilo?
hilo: neutral register, common frequency, general domain, neutral connotation.