smoulder
UK[ˈsməʊldə]US[ˈsmoʊldər]
v
To burn slowly with smoke but no flame.
v
To feel a strong, hidden emotion, especially anger or hatred.
v
To exist in a suppressed or hidden state.
Etymology
The word 'smoulder' has a smoky and obscure origin. It appeared in Middle English as 'smolderen', borrowed from Middle Dutch 'smolen' or Middle Low German 'smölen', meaning 'to smoulder'. These likely stem from a Proto-Germanic root related to slow, smoky burning, distinct from open flame. Over centuries, its meaning expanded metaphorically from a physical, smokey fire to describe suppressed emotions or latent situations that burn inwardly without visible expression, capturing the essence of something persistent and hidden.
Analysis
The word 'smoulder' is a simplex form. It is a variant spelling of the verb 'smolder', which entered Middle English from Middle Dutch or Middle Low German. Its ultimate origin is unclear but may be related to roots meaning 'smoke' or 'to burn slowly'.
Examples
The logs continued to smoulder in the fireplace long after the flames had died down.
Resentment smouldered within him for years after the argument.
A political crisis has been smouldering in the region for months.