From en.wiktionary.org:
** Estonian
*** Etymology
[et]
*** Pronunciation
- [auto+buss']
- [et]
- [et]
*** Noun
[autobussi]
1. [et] bus
**** Declension
[autobuss]
**** Derived terms
[et]
*** References
- [R:Sõnaveeb]
- [R:EKSS]
[et]
** Latvian
[lang=lv]
*** Etymology
Probably via other European languages, ultimately borrowed from [lv].
*** Pronunciation
- [lv]
*** Noun
[m]
1. bus [large motor vehicle use d to transport many passenger s on road s]
**** Declension
[autobus]
**** Derived terms
- [lv]
[lv]