When you want to express that something appears a certain way but isn't actually true, you use the subordinating conjunction som om (as if).
Because these comparisons are hypothetical, the verb inside the som om clause is shifted back into the past tense—even if the main sentence is talking about the present.
Furthermore, if the verb in the hypothetical clause is vara (to be), Swedish uses a special subjunctive form: vore (were). This is exactly like how English speakers say "as if I were" instead of "as if I was."
| He looks at me as if I were a ghost. | Han tittar på mig som om jag vore ett spöke. |
| You talk as if you already knew the truth. | Du pratar som om du redan visste sanningen. |
Appearances and Illusions
Unreal comparisons pair perfectly with situations involving secrets or illusions. Verbs like låtsas (to pretend) are frequently used with this grammar.
Notice that låtsas is an "s-verb"—it ends in -s but has an active meaning, not a passive one.
| She pretends as if nothing happened yesterday. | Hon låtsas som om ingenting hände igår. |
Bringing the Unreal to Life
When describing shadows, masks, or reflections, som om helps you animate things that aren't quite what they seem.
Because som om introduces a subordinate clause, standard clause rules apply: the subject must immediately follow the conjunction. The pattern is always som om + subject + past tense verb (or vore).
| The shadow looked as if it were alive. | Skuggan såg ut som om den levde. |
| They wear the mask as if they were invisible. | De bär masken som om de vore osynliga. |
| The reflection stares back as if it were another human. | Spegelbilden stirrar tillbaka som om den vore en annan människa. |