No it's not....
WTF?!?!?!?!?!?!?!
Quote:
ëar "sea" (AYAR/AIR [gives also dat. sg. ëaren], WJ:413; see Letters:386 for etymology), pl. ëari "seas" (FS, LR:47); Eär "the Great Sea", ablative Eärello "from the Great Sea", et Eärello "out of the Great Sea" (EO). Eärë "the open sea" (SD:305). Compound ëaruilë "seaweed" (UY). Found in names like Eärendil "Sea-friend", Eärrámë "Sea-wing" (SA), Eärendur masc. name, *"Sea-servant"; in effect a variant of Eärendil (Appendix A). Eärendur was also used ="(professional) mariner" (Letters:386). Fem. name Eärwen "Sea-maiden" (Silm); Eärrámë "Sea-wing", "Wings of the Sea", name of Tuor's ship (RAM, AYAR/AIR)