When I multiclass Haslin into 1 level of Cleric – Life Domain and rest into Druid - Circle of Land there is no Healing Word Spell in Cleric or Durid Spell Book. And also I cannot cast it on level 2 or higher.
With Main Character everything is fine.

[Linked Image from cdn.discordapp.com]

[Linked Image from cdn.discordapp.com]