"considered trivial" is correct and usable in written English.
You can use it to describe something that is unimportant or not worth thinking about. For example: The details of the dispute are considered trivial and are not worth worrying about.
A minor skin infection might be considered trivial, for example.
Perhaps they have been considered trivial or not meaningful in the past.
A national boom in rosés has focused attention on that genre, which has long been considered trivial.
Even if something is considered trivial, there's no drawback to try to make something positive with it.
His strengths include an acute awareness of court hierarchies that were considered trivial by a previous generation of historians.
Still, the climate change component of the hurricane's storm surge should not be considered trivial when it comes to effects, Strauss said.
He was lax about what I consider trivial (bags in the aisle) and strict about what I consider crucial (prompt departures).
The tribunal would also have to be a check on those seeking death for reasons that reasonable people may consider trivial or transient distress.
May, averse to any running commentary, was probably unaware until too late that a tally was being run on her access to Trump, or that something she might consider trivial was becoming a diplomatic slight.
Dillard also takes some quiet glee in pointing out that the special legitimacy of prominent conservatives who are not straight white men derives from the "identities" they supposedly don't want or consider trivial.
The IUPAC rules consider trivial names ephemeral, to be replaced by a systematic name once well characterized, though in practice, both versions will be in circulation in the chemical literature.
