Plausible Weaponry
Amazing macuahuitl, beautiful wood and mahogany obsidian
Small macuahuitl, mahogany obsidian blades
Plain small macuahuitl
Very long-handled macuahuitl (would this be a polearm, or just count as a normal one?)
Amazing single-edged mahogany obsidian macuahuitl (37" overall)
Small macuahuitl, obsidian flakes set into curved horn (originally a stone age sickle but like eh fantasy logic man)
Rounded macuahuitl, gar scale spikes, nice red wood (34" overall)
Hawaiian single-edged shark tooth koa sword, 31" and 19 teeth (as macuahuitl)

As above, but 18" and a lot wider (small macuahuitl)
Koa fish hook club (small macuahuitl)
Huge, actually sword-like koa (macuahuitl, maybe even more damage)
Hawaiian war club with three shark teeth (light mace, maybe???)
Hawaiian eight-shaped war club, perfect for arena fights
Decidedly sword-shaped serrated war club, Papua New Guinea
Square-shaped Amazonian war club
Wooden block club with carrying loop, cotton handle wrapping, and multiple dangling ropes, apparently for distraction
Cheyenne war club with sawtooth back
Amazonian kayapo pole club, superb rattan binding around the gripping area, 41.5"
Maori wahaika club of brown wood, for thrusting and striking at close quarters
As above, nearly black wood, detailed carving of a bound slave, may be a PoW execution weapon
Hawaiian "pahoa," wooden daggers
Hawaiian pahoa
Big Island double edge pahoa dagger with two shark teeth
Western Pacific turtle bone axe (could be made of something else in-world)
Gran Chaco horse jawbone axe
Donkey jawbone axe
Sioux bone dagger, pretty nice
Horn knife
Bone knife, leather grip wrapping
Moose bone knife
Flint knife with rosewood handle and "caramel" flint blade
Mildly small flint knife with plain antler handle
"Type : amérindien, lame en silex, manche en bois de cerf et ligature en tendons ocrés imprégnés de colle de tendons" (Baltic flint blade, deer antler handle, overall length 17.2 cm, blade 6.8)
Flint knife with horn handle and sinew wrapping
Knapped blue opal knife, antler handle, could pass off as Athasian crystal or something
Cool knife, rare green obsidian blade and jade handle
Dagger of reddish glassy crystalline substance with forked handle, can be identified as any Athasian crystal
As above, turquoise-ish crystal, handle of bone or horn, can be identified as any Athasian crystal
As above, brown crystal, definite antler handle, can be identified as any Athasian crystal
As above, deep blue crystal, wooden handle, can be identified as any Athasian crystal
Amazing spear; four mahogany obsidian blades set into an antler point with natural adhesive
Australian pick-axe type weapon with flaked chert blade attached to handle with spinifex gum
Buffalo horn knuckleduster (Masterwork braxat fist?)
Pair of Aboriginal woomera spear-throwers, larger example reddish hardwood, smaller one nearly black