Sungkan
eɜka2ɹa2nɡaiɜch kɹiːŋ dʒaɪ təbi kənsɪdəɹət slaʃ ɹɪlʌktənt tʊ ɪmpəʊz ɔː ʔueɜdaɜʔmdaiɜch t at dʒaɪ tə fiːl ʌŋkʌmftəbəl slaʃ kənstɹeɪnd bʌt naɪðə kaptʃəz ðɪ ɛntaɪə njuːəns
In Thai เกรงใจ (kreeng jai) - to be considerate/reluctant to impose, or อึดอัดใจ (ʉ̀t àt jai) - to feel uncomfortable/constrained, but neither captures the entire nuance.
A feeling of being hesitant to do something out of respect, politeness, or a sense of obligation, often combined with a feeling of awkwardness.
Example
"Saya sungkan meminta bantuan padanya."