Basis of an idea crossword clue
Hidden by default so you do not spoil it by accident. Hint: it starts with G and has 4 letters.
GERM — the 4-letter solution to “Basis of an idea”, entered at 18 Across in the Thomas Joseph crossword for April 28, 2026.
About this clue
“Basis of an idea” appeared as 18 Across in the Thomas Joseph crossword on April 28, 2026, and the answer is 4 letters long. This is the only Thomas Joseph puzzle we have tracked it in so far.
More clues from April 28, 2026
Full guide ›Frequently asked questions
What is the answer to “Basis of an idea”?
In the Thomas Joseph crossword for Tuesday, April 28, 2026, the answer to “Basis of an idea” is GERM — 4 letters, entered at 18 Across.
Could the answer be different in my puzzle?
The same clue text can take different answers depending on the grid. Every time we have seen “Basis of an idea” in the Thomas Joseph crossword the answer has been GERM, but always check the letter count against your grid.
How many letters is the answer?
The answer has 4 letters and starts with G.
Is this the official Thomas Joseph site?
No. This is an independent solver’s reference. The Thomas Joseph crossword is published by King Features Syndicate.