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.

Qenya 

ola-

verb. to grow [up], to grow, grow up, reach its prime, become

Qenya [PE22/107; PE22/109; PE22/111; PE22/113; PE22/116; PE22/124; PE22/125; PE23/083] Group: Eldamo. Published by

ol-

verb. to become

Qenya [PE22/099; PE22/100; PE22/103; PE22/113] Group: Eldamo. Published by

ala-

verb. to grow

Qenya [PE22/098; PE22/106; PE22/107; PE22/109; PE22/112; PE22/113; PE22/116] Group: Eldamo. Published by

li(n)-

prefix. many

Qenya [Ety/DÓRON; Ety/LI; Ety/YEN; PE23/100; PE23/101; PE23/102; PE23/111; PE23/112] Group: Eldamo. Published by

linin-

prefix. many

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.