“HAYER” is a valid word. — 11 points Scrabble

yeahnot only so, but
hearperceive (sound) via the auditory sense
yeara period of time containing 365 (or 366) days
hareswift timid long-eared mammal larger than a rabbit having a divided upper lip and long hind legs; young born furred and with open eyes
rheafertility goddess in ancient Greek mythology; wife of Cronus and mother of Zeus; identified with Roman Ops and Cybele of ancient Asia Minor
yare
aerythe lofty nest of a bird of prey (such as a hawk or eagle)
eyralong-bodied long-tailed tropical American wildcat

area unit of surface area equal to 100 square meters
her
hey
raya column of light (as from a beacon)
aye
earthe sense organ for hearing and equilibrium
eraa period marked by distinctive character or reckoned from a fixed point or event
yeaan affirmative
yah
haygrass mowed and cured for use as fodder
hae
ryethe seed of the cereal grass
yeh
rah
yar
ryaa shag rug made in Sweden

hea very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)
ah
ha(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
ya
eh
era trivalent metallic element of the rare earth group; occurs with yttrium
rea rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
ye
ay
ara colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
ae

HAYER