Simple past tense and past participle of tier.(verb)
Having or made of tiers(adjective)
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Use "tiered" in a sentence
"Why don't we have what he calls tiered readiness so that some fighting forces would be ready to go tomorrow and others would be training at a lesser level of preparedness, which means -- which reduces your training costs, which reduces your maintenance costs, etc."
"I think that long term tiered pricing is the only way you're going to be able to justify the investment in capacity and technology to support the data river that's out there."
"One thing that may help to shift this a little bit is the idea of tiered data plans."