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.
warda
adjective. dead
warda-
verb. to rule
heru-
verb. to rule
mána
adjective. dead
An adjective for “dead” in the Early Qenya Grammar of the 1920s based on the verb ᴱQ. maka- “die” (PE14/58).
narka
adjective. dead
An adjective for “dead” implied by the stative formation narkea “is dead” in Early Qenya Word-lists of the 1920s (PE16/140), perhaps connected to some precursor of √NDAK “slay”.
qalna Archaic
adjective. dead
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.
An adjective for “dead” from the Qenya Lexicon of the 1910s under the early root ᴱ√GWṚÐṚ “die” (QL/104), given as a cognate to G. gwarth “dead (only of persons)” in the contemporaneous Gnomish Lexicon (GL/44).