grammar.conjunctions.aunque
Aunque: although / even if
One word, two readings set by mood: aunque + indicative = although (fact); aunque + subjunctive = even if (hypothesis).
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Explication
Aunque es tarde, voy ('although it IS late') vs aunque sea tarde, voy ('even if it turns out late'). The mood is the meaning.
Conversational cousins: igual / de todos modos ('anyway'), sin embargo / no obstante ('however', formal). Full mood mechanics in the concession-clause rule.
Exemples
Aunque no me guste, lo haré.
Even if I don't like it, I'll do it.
Even if I don't like it, I'll do it.
Région: global
Aunque vivió diez años allá, no habla guaraní.
Although he lived there ten years, he doesn't speak Guaraní.
Although he lived there ten years, he doesn't speak Guaraní.
Région: global