beginner, novice, newcomer, a greenhorn / reinforcements, soldiers or athletes who have been kept in reserve during a battle or match and who are not yet tired

a name of a river / Arakawa (one of 23 special wards in Tokyo prefecture, Japan) / a surname

Álava (a province of the Basque Country, Spain).

(biochemistry) alanine (a nonessential amino acid C₃H₇NO₂ found in most animal proteins)

armour havelock / helmet neck guard

naked, bare / blatant, frank, open / made public / obvious

Alabama (a state of the United States) / Alabama (a river in Alabama, United States) / Alabama (a town in New York, United States)

(archaic) uncultivated land, wasteland

(2channel slang) someone who immediately posts questions instead of doing basic research

documentary (documentary film)