Going from Tajik to Burmese (แแผแแบแแฌแแฌแแฌ) has a composite linguistic distance of 81% (heuristic estimate). Below is the dimension-by-dimension breakdown.
Shared vocabulary, cognates, and loanwords.
Morphology, syntax, word order, cases.
Shared sounds and phoneme inventory.
Cyrillic โ Burmese
Indo-European โ Sino-Tibetan
The 5 languages with the lowest linguistic distance from Tajik:
A quick 3-question check between Tajik and Burmese. No signup.