Going from Thai to Lao (ΰΊΰΊ²ΰΊͺΰΊ²ΰΊ₯ΰΊ²ΰΊ§) has a composite linguistic distance of 22% (curated lexical data). Below is the dimension-by-dimension breakdown.
Shared vocabulary, cognates, and loanwords.
Morphology, syntax, word order, cases.
Shared sounds and phoneme inventory.
Thai β Lao
Tai-Kadai β Tai-Kadai
The 5 languages with the lowest linguistic distance from Thai:
A quick 3-question check between Thai and Lao. No signup.