montura
saddle
mount
to get on a horse
+
-ura
noun suffix
Montura means saddle and can be thought of as mount0 (as in to get on a horse0) + -ura1 (noun suffix1), literally 'the thing used for mounting'.
noun
- saddleA saddle for riding a horseEl vaquero ajustó la montura antes de montar el caballo. // The cowboy adjusted the saddle before mounting the horse.