prievārds

Etymology
A new word, coined in the 1940s (mentioned in the 1942 Latvian Orthographic Dictionary, Latviešu Valodas Pareizrakstības Vārdnīca) to replace the previous expression (lit. “joining word”), from.

Noun

 * 1)  preposition a word used to build a phrase with a noun to express an adverbial notion