There are more words but they are from Tolkien's earlier conceptional periods. Tolkien likely changed these words as he evolved the aesthetics and completeness of the languages. You may even find languages that Tolkien later rejected. Do not mix words from different time periods unless you are familiar with the phonetic developments.
ost
noun. enclosure, yard; town
ost
noun. summer
ost
pronoun. yourselves
ostrin an ost
place name. City of Seven Names
belegost
place name. *Great City
aust
noun. summer
band
noun. hell
baur
noun. house
inthanfog
place name. Hell
safwen
noun. summer
Below: Tolkien's Late Period (1950–1973). These are from Tolkien's late conceptual period — his most settled forms of the languages. Prefer these over the earlier ones above when composing new text.