The phrase "a relatively dependable" is correct and usable in written English.
It can be used when describing something or someone that is fairly reliable or trustworthy, but not completely so.
Example: "The new software has proven to be a relatively dependable tool for our daily operations."
Alternatives: "somewhat reliable" or "fairly trustworthy".
There were split-ups and strange bedfellows to contend with, rows over holidays and custody, but such worries may have been diluted by a relatively dependable fund of affection from a wide association of adults.
At a relatively dependable 350 inches of snow a year, it does well with snow for this part of Colorado, unlike some of the resorts on the east side the wrong side of Vail Pass: Keystone and Copper Mountain.
Dick Armey is a civilized, relatively dependable, straightforward guy.
While aid organizations have a relatively reliable tally of the number of refugees entering the camps, there is no dependable count of the number of people who die there.
Although the Hudson is relatively dependable it has its quirks.
The rotation is deep enough to absorb his loss this season, but it will probably prevent the Angels from trading Wilson until next spring or early next season, after he shows he is fully recovered and has regained the form that made him durable and relatively dependable for the last five years.
It was found that the Bennett's wallaby remained a relatively stable and dependable resource throughout the year, with environmental, altitudinal and seasonal variability having only a minor effect on the fatty acid composition or nutritional quality of their bone marrow, muscle and brain tissue.
Prior to the economic upheaval caused by the eruptions, Montserratians enjoyed a relatively high standard of living, including dependable housing and imported consumer goods; many also took holidays abroad, often to the United States.
The company's centralized, standardized IT environment allows for dependable customer service at a relatively low cost.
The varieties listed in this report should be well adapted for most home gardens in New York State, offer relatively high quality, be dependable, possess disease and insect resistance when possible, and have a relatively long harvest period.
Of the three requisites for a thriving civilization: fertile soil, a dependable water supply and relatively level land with reasonable rainfall which would not cause erosion, it is likely that the third factor was most important, and evidence is mounting that soil degradation has toppled civilizations as surely as military conquest.
