The phrase "a dependable partner" is correct and usable in written English.
You can use it to describe someone who is reliable and trustworthy in a partnership or collaboration.
Example: "In business, having a dependable partner can make all the difference in achieving success."
Alternatives: "a reliable partner" or "a trustworthy partner."
And dealers regained confidence that Harley could and would be a dependable partner.
He described Russia as "a dependable partner of the international Olympic movement".
Turkey's irascible, unbiddable president does – and in his hands lies Turkey's future as a dependable partner.
The south-east Asian nation has for decades been seen by Washington as a dependable partner, especially against China's expanding military reach in the region.
A combination of political shenanigans and a looming shortage of gas (because of bad management and under-investment) hardly makes Russia look like a dependable partner, especially if you care about consumers, not producers.
In part, the Russian intervention in Syria was meant to confirm Moscow's role as a dependable partner in solving international problems and thus help spur an end to sanctions.
The syndrome of women falling for violent prisoners has yielded a rich seam of pop psychology: from the desire for a dependent and dependable partner, to "I don't have to wash his clothes" and "I know where he is each night".
Critics detect abuse of power; fans point to Poland as a strong, successful and dependable partner (a first in the country's troubled history).
Romina has found a new, more dependable partner, and Luke remains violent, wilful and lawless.
The prevarication over Hinkley threatens to undermine May's message at the summit that the UK intends to be "open for business... [and] will continue to be a strong and dependable partner [after the Brexit vote]".
A government spokesperson said: "The UK is a confident, strong and dependable partner internationally – true to the universal values shared by the United Nations.
