Ilk. lóm n. “echo”
A Doriathrin noun for “echo” derived from the root ᴹ√LAM (Ety/LAM). Its Quenya cognate láma suggests a primitive form *✶lāmā, from which the long [ā] became [ō], as suggested by Helge Fauskanger (AL-Doriathrin/lóm).
Reference ✧ Ety/LAM ✧ Dor. lóm “echo”
|ᴹ√LAM > lóm||[lāmā] > [lāma] > [lōma] > [lōm]||✧ Ety/LAM|