Hi,
With teoz underlined and stroked fonts are not correct inside note.
@startuml
!pragma teoz true
Bob -> Alice : __underlined__
note over Bob: **bold**
/ note over Alice: //italics//
note over Bob: ""monospaced""
/ note over Alice: --stroked--
note over Bob: __underlined__
/ note over Alice: ~~waved~~
@enduml

-Hannu