at the tip of
21(just) the tip of the iceberg — phrase a problem or difficult situation that shows that a much more serious problem exists The recent riots are just the tip of the iceberg. Thesaurus: difficult situations and experiencessynonym small and minor problemssynonym Main entry …
22be on the tip of your tongue — be on the tip of (your) tongue if something you want to say is on the tip of your tongue, you think you know it and that you will be able to remember it very soon. Now what s her name again? Hang on, it s on the tip of my tongue …
23be on the tip of tongue — be on the tip of (your) tongue if something you want to say is on the tip of your tongue, you think you know it and that you will be able to remember it very soon. Now what s her name again? Hang on, it s on the tip of my tongue …
24on the tip of your tongue — If a word is on the tip of your tongue, you know you know the word, but you just can t quite remember it at the moment …
25on the tip of your tongue — if a word, name etc is on the tip of your tongue, you know it but cannot remember it at the time you are speaking Wait – it s on the tip of my tongue – her name is Fiona …
26on the tip of tongue — To say that a word or answer is on the tip of your tongue, means that you re sure you know it but have difficulty finding it. What s that actor s name? I know it ... it s on the tip of my tongue! …
27on the tip of your tongue — on the tip of (your) tongue about to be said. Her name is right on the tip of my tongue Helen something or other, what is her last name! …
28on the tip of tongue — on the tip of (your) tongue about to be said. Her name is right on the tip of my tongue Helen something or other, what is her last name! …
29on the tip of one's tongue — ► on the tip of one s tongue almost but not quite spoken or coming to mind. Main Entry: ↑tip …
30at or on the tip of one's or the tongue — idi a) on the verge of being said b) eluding the memory but about to be recalled: The answer is on the tip of my tongue[/ex] …