toponym
Candid?
Trisect is a 7-letter word beginning with T. It means to cut into 3 parts.
Dweeb is a 5 letter word. It means a person who is socially awkward.
If letters cannot be repeated, then there are 26 options for the first letter. There are then 25 options for the second letter. There are then 24 options for the third letter, and 23 for the fourth. This means that in total there are 26x25x24x23 options for the code. 26x25x24x23 = 358,800. Thus, there are 358,800 possible 4 letter codes.
Some five letter words beginning with D:DaddyDailyDairyDaisyDanceDandyDatumDauntDealtDearyDeathDebitDebugDebutDecafDecalDecayDecorDecoyDecryDeferDefogDeiceDeignDeismDeityDelayDelftDeltaDelveDemonDemurDenimDenseDepotDepthDerbyDeterDeuceDevilDewarDiaryDidstDigitDingoDingyDiodeDirtyDiscoDitchDittoDivanDivotDizzyDjinnDodgeDoestDoethDoggyDogmaDoilyDoingDollyDonorDonutDoozyDorkyDoubtDouseDowdyDowelDowryDowseDozenDraftDrainDrakeDramaDrankDrapeDrawlDrawnDreadDreamDrearDressDriedDriftDrillDrinkDriveDroidDroneDroolDroopDroveDrownDrunkDrupeDryadDryerDucalDucatDuckyDunceDupedDustyDutchDuvetDwarfDweebDwellDwelt
outre
"A great miracle happened there", refering to Israel, is what all the letters stand for together. But in Israel the fourth letter is changed to Pey. In translation it means, "A great miracle happened here."
If you're sure about those numbers, I don't know. Some near misses: sucrose (7 letters) azucar (6 letters, but the c is the fourth place)
AUX means Auxilary.
The ten-letter word for letters that are not vowels is consonants.
finance
The letter m is silent at the beginning of mnemonic. The word means a device such as a pattern of letters, ideas, or associations that assists in remembering something.