Cache sits next to 3 phonetic neighbors — Cash, Case, and Kash are the closest matches by sound. Most share Cache's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"hidden store, treasure"
"born of yew tree"
"from the hollow farm"
"narrow strait (via Kyle)"
"warlike, fighter (from Thracius)"
"sun ray, luminous"
"settlement near rye fields"
"discerning, perceptive"
"growth, abundance, increase"
"evergreen juniper tree"
"God establishes"
"desired, longed for"
"ancient, enduring"
"surname used as given name"
"hill, headland, enclosure"
"truly brave, genuinely bold"
"tree branch, offshoot"
"place name: town in Pembrokeshire, Wales"
"wrathful, to cause pain"
"heather hill, heath valley"
"ease, wealth"
Similar sound: These names share phonetic patterns with Cache — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French origins, giving them the same cultural heritage as Cache.
Rhythm: Cache is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.