Materials
Synonyms for impermeable
Synonyms for impermeable: watertight and waterproof. Every one of them is a hand audited pair from the Synonym Stack word bank, shown below in the sense it fits, in a real sentence, and beside the words that only look close.
The 2 synonyms for impermeable
Interchangeable with impermeable in this sense
Audited under impermeable's own entry, so the meaning quoted is the one impermeable carries in that sense.
- watertightadjective, in the sense "not allowing liquid to pass through"
Recorded from the other side of the pair
These entries were written under the other word and name impermeable as the true synonym, so the sense quoted is theirs.
- waterproofwaterproof is an adjective in the sense "preventing water from passing through"
The first group is filed under impermeable's own sense. The second reaches impermeable from the partner word's entry, so the sense quoted beside it is that word's.
not allowing liquid to pass through
The tarp was impermeable, so no rain seeped through onto the firewood.
The true synonym
watertight
Same sentence, swapped: The tarp was watertight, so no rain seeped through onto the firewood.
Close but different
The game shows these three beside the answer. Each is a real word with a real meaning and none of them fits the slot impermeable is in above, which is the point the reason line makes.
- windproof
- insulated
- reinforced
Where impermeable turns up in the game
impermeable is the word under test in one puzzle, at Tier 2, Treeline. It is never used as a wrong tile elsewhere in the bank, so every board it appears on is a board it can win.
Play impermeable
The bank on this page is the bank the game plays from, so impermeable reaches you as a board rather than a definition: the sentence first, four tiles, and the meaning after you choose.
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The ring widens as it goes, from materials at Treeline outward to the whole bank.
The wrong tile gets explained too
Synonym Stack plays from this exact bank. impermeable carries 1 written reason line, and the game shows them the moment a round ends, whichever tile you tapped.