poorly constructed
- shoddyOf poor craftsmanship
- flimsyWeak and easily damaged
- ricketyUnsteady, liable to collapse
- ramshackleBadly deteriorated from neglect
- slipshodCareless and hasty
haphazard · makeshift · wobbly · unstable · thrown together · jury-rigged · crumbling · falling apart · cheap · botched · slapdash · half-baked · shabby · crooked · leaky · drafty · patched · duct tape
construction quality
poorly constructedwell-built
Durably and skillfully made
durable · built to last · solid · sturdy · sound
argumentation/reasoning quality
poorly constructedcoherent
Logically connected throughout
airtight · compelling · persuasive · watertight · sound